Triple

T2853173
Position Surface form Disambiguated ID Type / Status
Subject Parramatta River E63137 entity
Predicate hasCrossing P416 FINISHED
Object Parramatta River railway bridge
The Parramatta River railway bridge is a rail transport bridge in Sydney, Australia, carrying train lines across the Parramatta River as part of the city's suburban rail network.
E309966 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Parramatta River railway bridge | Statement: [Parramatta River, hasCrossing, Parramatta River railway bridge]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Parramatta River railway bridge
Context triple: [Parramatta River, hasCrossing, Parramatta River railway bridge]
  • A. Gladesville Bridge
    Gladesville Bridge is a major concrete arch road bridge in Sydney, Australia, notable for carrying traffic across the Parramatta River and once being the longest concrete arch span in the world.
  • B. Pyrmont Bridge
    Pyrmont Bridge is a historic swing bridge in Sydney, Australia, known for carrying pedestrians across Darling Harbour and being one of the world’s oldest surviving electrically operated swing bridges.
  • C. Railway bridge over Murrumbidgee River
    The Railway bridge over the Murrumbidgee River is a historic timber viaduct near Gundagai, New South Wales, renowned as one of Australia’s longest and most significant railway timber trestle bridges.
  • D. Goodradigbee River Bridge
    Goodradigbee River Bridge is a roadway bridge in New South Wales, Australia, that carries traffic across the Goodradigbee River.
  • E. Forster–Tuncurry Bridge
    The Forster–Tuncurry Bridge is a road bridge in New South Wales, Australia, that spans Wallis Lake to connect the twin coastal towns of Forster and Tuncurry.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Parramatta River railway bridge
Triple: [Parramatta River, hasCrossing, Parramatta River railway bridge]
Generated description
The Parramatta River railway bridge is a rail transport bridge in Sydney, Australia, carrying train lines across the Parramatta River as part of the city's suburban rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Parramatta River railway bridge
Target entity description: The Parramatta River railway bridge is a rail transport bridge in Sydney, Australia, carrying train lines across the Parramatta River as part of the city's suburban rail network.
  • A. Gladesville Bridge
    Gladesville Bridge is a major concrete arch road bridge in Sydney, Australia, notable for carrying traffic across the Parramatta River and once being the longest concrete arch span in the world.
  • B. Pyrmont Bridge
    Pyrmont Bridge is a historic swing bridge in Sydney, Australia, known for carrying pedestrians across Darling Harbour and being one of the world’s oldest surviving electrically operated swing bridges.
  • C. Railway bridge over Murrumbidgee River
    The Railway bridge over the Murrumbidgee River is a historic timber viaduct near Gundagai, New South Wales, renowned as one of Australia’s longest and most significant railway timber trestle bridges.
  • D. Goodradigbee River Bridge
    Goodradigbee River Bridge is a roadway bridge in New South Wales, Australia, that carries traffic across the Goodradigbee River.
  • E. Forster–Tuncurry Bridge
    The Forster–Tuncurry Bridge is a road bridge in New South Wales, Australia, that spans Wallis Lake to connect the twin coastal towns of Forster and Tuncurry.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69ab4c407c408190857d25e027155ce9 completed March 6, 2026, 9:50 p.m.
NER Named-entity recognition batch_69abdf5e043c8190ac82112abce7262a completed March 7, 2026, 8:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b055d9c0f08190b62afbc1bf98dc20 completed March 10, 2026, 5:33 p.m.
NEDg Description generation batch_69b06309895881908e9fdd9fa31aed03 completed March 10, 2026, 6:29 p.m.
NED2 Entity disambiguation (via description) batch_69b06371e5fc8190a9945d9ac005365a completed March 10, 2026, 6:31 p.m.
Created at: March 6, 2026, 10:02 p.m.